19396949

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 24675840

約数和(自身を除く): 5278891

約数列:

[1, 11, 13, 17, 79, 101, 143, 187, 221, 869, 1027, 1111, 1313, 1343, 1717, 2431, 7979, 11297, 14443, 14773, 17459, 18887, 22321, 87769, 103727, 135643, 192049, 245531, 1140997, 1492073, 1763359, 19396949]

約数ペア:

[(1, 19396949), (11, 1763359), (13, 1492073), (17, 1140997), (79, 245531), (101, 192049), (143, 135643), (187, 103727), (221, 87769), (869, 22321), (1027, 18887), (1111, 17459), (1313, 14773), (1343, 14443), (1717, 11297), (2431, 7979)]